Granted Patent
Utility
US 5,949,437 · App. 08/803,841
Dual video output board with a shared memory interface
Inventor:
Richard Clark
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Feb 19, 1997
Inventor
Richard Clark
Assignee (at issue)
Appian Graphics Corp.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.